Created by: Jarlonyan

在线预测中，加载模型A预测是OK的。现在需要用模型 B替换掉模型A，这个过程是热加载。也就是说在内存中同时有两份模型。现在的问题是：在A加载OK的情况下，再加载B，就爆出下面的错误，程序dump了。请问，这是什么原因呢？

F0921 16:30:03.393759  8187 utilities.cc:322] Check failed: !IsGoogleLoggingInitialized() You called InitGoogleLogging() twice!
*** Check failure stack trace: ***
    @     0x7f1f9170387d  google::LogMessage::Fail()
    @     0x7f1f9170732c  google::LogMessage::SendToLog()
    @     0x7f1f917033a3  google::LogMessage::Flush()
    @     0x7f1f9170883e  google::LogMessageFatal::~LogMessageFatal()
    @     0x7f1f9170c3d3  google::glog_internal_namespace_::InitGoogleLoggingUtilities()
    @     0x7f1f9167aabc  paddle::initMain()
    @     0x7f1f9142fa77  paddle_init
    @           0x7bf722  DNNModel::init()
    @           0x7c08b2  DNNModel_reloader()
    @           0x6d98b4  wsy::HotLoader<>::reload()
    @           0x7ca8af  wsy::monitor_thread()
    @     0x7f1f932031c3  start_thread
    @     0x7f1f9074212d  __clone
    @              (nil)  (unknown)
Aborted (core dumped)